🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.4

Radius: 10.1

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.86 AU - 1.22 AU

Year: 719 Days

Day: 9.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,330,876 km

• M1: 125,662 km (0.09 R)
• M2: 544,985 km (0.039 R)
• M3: 1,181,823 km (0.084 R)
• M4: 1,843,644 km (0.086 R)
• M5: 2,194,750 km (0.094 R)
• M6: 2,648,481 km (0.11 R)
• M7: 3,120,312 km (0.086 R)
• M8: 3,446,137 km (0.081 R)
• M9: 3,807,266 km (0.074 R)
• M10: 4,881,229 km (0.086 R)
• M11: 5,291,127 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.1

Radius: 12.4

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.93 AU - 1.37 AU

Year: 836 Days

Day: 5.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,330,876 km

• M1: 154,235 km (0.088 R)
• M2: 569,220 km (0.068 R)
• M3: 984,952 km (0.09 R)
• M4: 1,628,373 km (0.054 R)
• M5: 2,160,044 km (0.053 R)
• M6: 2,665,086 km (0.098 R)
• M7: 3,139,760 km (0.056 R)
• M8: 4,865,372 km (0.073 R)
• M9: 5,420,679 km (0.065 R)
• M10: 5,924,824 km (0.065 R)
• M11: 6,499,429 km (0.039 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.4

Radius: 6.6

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 5.09 AU - 7.81 AU

Year: 11110 Days

Day: 21.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,330,876 km

• M1: 82,129 km (0.07 R)
• M2: 328,367 km (0.074 R)
• M3: 762,800 km (0.033 R)
• M4: 1,181,374 km (0.062 R)
• M5: 1,430,604 km (0.107 R)
• M6: 1,847,982 km (0.09 R)
• M7: 2,220,631 km (0.054 R)
• M8: 6,515,137 km (0.068 R)
• M9: 6,881,203 km (0.111 R)
• M10: 9,190,545 km (0.09 R)
• M11: 13,669,954 km (0.098 R)
• M12: 14,148,817 km (0.115 R)
• M13: 18,462,621 km (0.093 R)
• M14: 18,753,739 km (0.091 R)
• M15: 20,564,322 km (0.077 R)
• M16: 21,113,495 km (0.086 R)
• M17: 22,241,463 km (0.079 R)
• M18: 28,103,755 km (0.118 R)
• M19: 29,368,456 km (0.112 R)
• M20: 36,265,067 km (0.114 R)
• M21: 38,468,045 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.4

Radius: 4.5

Gravity: 31.23 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 9.63 AU - 10.19 AU

Year: 21159 Days

Day: 16 Hours

Environment

Temp: -229 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 59,330,876 km

• M1: 55,950 km (0.106 R)
• M2: 220,956 km (0.112 R)
• M3: 496,815 km (0.081 R)
• M4: 670,946 km (0.058 R)
• M5: 1,040,902 km (0.102 R)
• M6: 3,612,639 km (0.12 R)
• M7: 3,949,683 km (0.104 R)
• M8: 4,650,998 km (0.118 R)
• M9: 5,832,821 km (0.112 R)
• M10: 6,383,341 km (0.078 R)
• M11: 7,344,657 km (0.074 R)
• M12: 9,664,621 km (0.116 R)
• M13: 10,073,921 km (0.099 R)
• M14: 10,252,690 km (0.106 R)
• M15: 11,179,150 km (0.116 R)
• M16: 12,985,095 km (0.116 R)
• M17: 15,923,646 km (0.094 R)
• M18: 16,329,804 km (0.048 R)
• M19: 19,003,567 km (0.079 R)
• M20: 21,558,250 km (0.077 R)
• M21: 25,528,428 km (0.115 R)
• M22: 27,336,468 km (0.085 R)
• M23: 30,453,639 km (0.118 R)
• M24: 37,240,445 km (0.083 R)
• M25: 43,219,274 km (0.088 R)
• M26: 43,533,878 km (0.106 R)
• M27: 44,008,702 km (0.111 R)
• M28: 45,454,116 km (0.096 R)
• M29: 46,599,886 km (0.108 R)
• M30: 48,608,687 km (0.102 R)
• M31: 54,063,922 km (0.035 R)
• M32: 56,655,855 km (0.078 R)
• M33: 60,697,242 km (0.099 R)
• M34: 62,285,971 km (0.114 R)
• M35: 63,495,619 km (0.082 R)
• M36: 63,698,773 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.7

Radius: 4.7

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 8.52 AU - 12.18 AU

Year: 22584 Days

Day: 17.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 59,330,876 km

• M1: 65,823 km (0.06 R)
• M2: 217,665 km (0.094 R)
• M3: 724,652 km (0.097 R)
• M4: 1,041,201 km (0.071 R)
• M5: 1,373,608 km (0.097 R)
• M6: 1,627,026 km (0.092 R)
• M7: 1,946,567 km (0.087 R)
• M8: 2,093,173 km (0.099 R)
• M9: 2,556,478 km (0.092 R)
• M10: 2,917,009 km (0.037 R)
• M11: 4,738,213 km (0.12 R)
• M12: 5,141,978 km (0.111 R)
• M13: 5,715,686 km (0.117 R)
• M14: 6,410,718 km (0.117 R)
• M15: 7,828,905 km (0.104 R)
• M16: 12,606,912 km (0.035 R)
• M17: 13,184,060 km (0.077 R)
• M18: 13,845,732 km (0.118 R)
• M19: 15,669,330 km (0.104 R)
• M20: 18,695,545 km (0.053 R)
• M21: 19,956,356 km (0.078 R)
• M22: 21,724,004 km (0.082 R)
• M23: 22,552,477 km (0.086 R)
• M24: 23,306,451 km (0.119 R)
• M25: 24,665,996 km (0.076 R)
• M26: 31,558,269 km (0.118 R)
• M27: 32,145,142 km (0.113 R)
• M28: 34,689,951 km (0.12 R)
• M29: 35,189,458 km (0.117 R)
• M30: 37,365,808 km (0.094 R)
• M31: 41,004,328 km (0.108 R)
• M32: 49,920,361 km (0.097 R)
• M33: 52,335,169 km (0.095 R)
• M34: 53,987,628 km (0.05 R)
• M35: 58,094,837 km (0.042 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 10,389 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit